Support for TLS version on Email security device
03/26/2020 1042 10477
What version of TLS are supported by Sonicwall Email security device?
The following version of TLS are supported by Sonicwall Email security device:
- SSLVersion 3
- TLS version 1
- TLS version 1.1
- TLS version 1.2
However they are not available on the normal webui, to make changes or check the settings for the same , you will have to go to the diag page:
- To access the diag page, manually type "diag.html" right after the hostname or IP address of the Email security Login URL:
https://localhost/diag.html or https://192.168.168.169/diag.html
- Once you get to the diag page click on sever settings link
- Scroll down towards the section for: " TLS protocol versions supported for SMTP"
- Enable or disable necessary versions for Inbound or Outbound path from this page and click "Apply " at the bottom of the page
NOTE: Please be careful while making these changes as it will affect your mailflow if its dependent on TLS , DO NOT make any changes on this page unless you are sure of what needs to be done. These settings are available on version 8.1.x and later versions only